1.dotnet / aspnetcore
ASP.NET Core is a cross-platform .NET framework for building modern cloud-based web applications on Windows, Mac, or Linux.
- dotnet
- aspnetcore
- hacktoberfest
- help-wanted
+860 stars
from 37,637 · score 6.76
Trending repositories
Ranked by Attention Score: stars gained over the last 180 complete days
1–100 of 125 by Attention Score · May 8, 2026 – Nov 3, 2026 (UTC)
2.jasontaylordev / CleanArchitecture
Clean Architecture Solution Template for ASP.NET Core
+798 stars
from 19,903 · score 6.68
3.abpframework / abp
Open-source web application framework for ASP.NET Core! Offers an opinionated architecture to build enterprise software solutions with best practices on top of the .NET. Provides the fundamental infrastructure, cross-cutting-concern implementations, startup templates, application modules, UI themes, tooling and documentation.
- abp
- csharp
- aspnetcore
- domain-driven-design
- multi-tenancy
- architecture
- +9 more
+313 stars
from 14,155 · score 5.75
+255 stars
from 7,670 · score 5.55
5.Arcenox-co / TickerQ
TickerQ is a fast, reflection-free background task scheduler for .NET built with source generators, EF Core integration, cron + time-based execution, and a real-time dashboard.
- background-processing
- dotnet
- job-scheduler
- real-time-dashboard
- calendar-events
- multi-node-cluster
- +2 more
+251 stars
from 3,385 · score 5.53
6.MessagePack-CSharp / MessagePack-CSharp
Extremely Fast MessagePack Serializer for C#(.NET, .NET Core, Unity, Xamarin). / msgpack.org[C#]
+182 stars
from 6,628 · score 5.21
7.featbit / featbit
Enterprise-grade feature flag platform that you can self-host. Get started - free.
- dotnet
- feature-management
- remote-config
- csharp
- python
- typescript
- +12 more
+164 stars
from 1,789 · score 5.11
8.SteamRE / SteamKit
SteamKit2 is a .NET library designed to interoperate with Valve's Steam network. It aims to provide a simple, yet extensible, interface to perform various actions on the network.
- steamkit2
- c-sharp
- nuget
- steam
- valve
- networking
- +3 more
+163 stars
from 3,058 · score 5.10
9.FastEndpoints / FastEndpoints
A light-weight REST API development framework for ASP.NET 8 and newer.
- web-api
- vertical-slice-architecture
- repr-pattern
- minimal-api
- aspnet
- fastendpoints
+161 stars
from 5,865 · score 5.09
10.dotnet-state-machine / stateless
A simple library for creating state machines in C# code
+149 stars
from 6,135 · score 5.01
+142 stars
from 13,011 · score 4.96
12.HangfireIO / Hangfire
An easy way to perform background job processing in .NET and .NET Core applications. No Windows Service or separate process required
- dotnet
- dotnet-core
- background-jobs
- background-thread
- background-worker
- scheduled-jobs
- +1 more
+141 stars
from 10,015 · score 4.96
13.reactiveui / refit
The automatic type-safe REST library for .NET. Refit turns a REST API into a C# interface and generates the HttpClient implementation, with support for HttpClientFactory, pluggable serializers and a testing package.
+139 stars
from 9,439 · score 4.94
14.FluentValidation / FluentValidation
A popular .NET validation library for building strongly-typed validation rules.
+133 stars
from 9,635 · score 4.90
15.kurrent-io / KurrentDB
KurrentDB is a database that's engineered for modern software applications and event-driven architectures. Its event-native design simplifies data modeling and preserves data integrity while the integrated streaming engine solves distributed messaging challenges and ensures data consistency.
- cqrs
- eventsourcing
- eventstore
- event-sourcing
- event-store
- database
+116 stars
from 5,767 · score 4.76
16.danielgerlag / workflow-core
Lightweight workflow engine for .NET Standard
- workflow
- saga-transactions
- saga
- workflow-engine
- hacktoberfest
+113 stars
from 5,826 · score 4.74
17.quartznet / quartznet
Quartz Enterprise Scheduler .NET
- c-sharp
- dotnet
- scheduler
- scheduling
- scheduled-tasks
- scheduled-jobs
- +7 more
+112 stars
from 6,993 · score 4.73
18.JasperFx / marten
.NET Transactional Document DB and Event Store on PostgreSQL
- marten
- postgres
- documentdb
- eventsourcing
- event-sourcing
- document-database
- +2 more
+112 stars
from 3,357 · score 4.73
19.JamesNK / Newtonsoft.Json
Json.NET is a popular high-performance JSON framework for .NET
- json
- c-sharp
+104 stars
from 11,215 · score 4.65
20.ChilliCream / graphql-platform
Welcome to the home of the Hot Chocolate GraphQL server for .NET, the Strawberry Shake GraphQL client for .NET and Nitro the awesome Monaco based GraphQL IDE.
- graphql
- dotnet
- dotnet-core
- c-sharp
- graphql-server
- graphql-syntax
- +14 more
+103 stars
from 5,662 · score 4.64
21.Cysharp / MagicOnion
Unified Realtime/API framework for .NET platform and Unity.
+96 stars
from 4,363 · score 4.57
22.khellang / Scrutor
Assembly scanning and decoration extensions for Microsoft.Extensions.DependencyInjection
- scanning
- decoration
- assembly-scanning
- decoration-extensions
- asp-net-core
- dependency-injection
- +4 more
+87 stars
from 4,263 · score 4.48
23.Kaliumhexacyanoferrat / GenHTTP
Lightweight embeddable web server written in pure C# with few dependencies to 3rd-party libraries.
- http-server
- http
- webserver
- embedded-server
- web-server
- embedded
- +12 more
+84 stars
from 263 · score 4.44
24.dotnetcore / CAP
Distributed transaction solution in micro-service base on eventually consistency, also an eventbus with Outbox pattern
- kafka
- rabbitmq
- distributed-transactions
- outbox-pattern
- eventbus
- microservices
- +1 more
+77 stars
from 7,046 · score 4.36
25.aspnetboilerplate / aspnetboilerplate
ASP.NET Boilerplate - Web Application Framework
- c-sharp
- best-practices
- aspnet
- aspnetcore
- domain-driven-design
- architecture
- +8 more
+75 stars
from 11,923 · score 4.33
26.BrighterCommand / Brighter
A framework for building messaging apps with .NET and C#.
- command-processor
- command-dispatcher
- brighter
- asynchronously
- nuget-packages
- scale
- +11 more
+75 stars
from 2,415 · score 4.33
27.RicoSuter / NSwag
The Swagger/OpenAPI toolchain for .NET, ASP.NET Core and TypeScript.
+71 stars
from 7,297 · score 4.28
+70 stars
from 2,804 · score 4.26
+57 stars
from 9,345 · score 4.06
30.haga-rak / fluxzy.core
Fast and fully streamed Man-On-The-Middle to intercept, record, impersonate and alter HTTP/1.1, H2, websocket and gRPC traffic.
+57 stars
from 319 · score 4.06
+55 stars
from 5,160 · score 4.03
32.Finbuckle / Finbuckle.MultiTenant
MultiTenant is an open source multi-tenancy library for modern .NET created and maintained by Finbuckle LLC.
- aspnetcore
- efcore
- dotnet
- multi-tenant
+54 stars
from 1,580 · score 4.01
33.domaindrivendev / Swashbuckle.AspNetCore
Swagger tools for documenting API's built on ASP.NET Core
+51 stars
from 5,448 · score 3.95
34.protobuf-net / protobuf-net
Protocol Buffers library for idiomatic .NET
+51 stars
from 4,924 · score 3.95
35.rebus-org / Rebus
:bus: Simple and lean service bus implementation for .NET
- rebus
- c-sharp
- service-bus
- messaging
- message-queue
- messaging-library
- +2 more
+51 stars
from 2,625 · score 3.95
36.ThreeMammals / Ocelot
.NET API Gateway
- ocelot
- dotnet
- aspnetcore
- gateway
- microservices
- reverse-proxy
- +1 more
+50 stars
from 8,667 · score 3.93
37.nietras / Sep
One of the World's Fastest .NET CSV Parsers. Modern, minimal, fast, zero allocation, reading and writing of separated values (`csv`, `tsv` etc.). Cross-platform, trimmable and AOT/NativeAOT compatible with blazing fast SIMD vectorized parsing.
- csharp
- csv
- csv-parser
- csv-reader
- csv-writer
- dotnet
- +2 more
+48 stars
from 1,434 · score 3.89
38.chronoxor / NetCoreServer
Ultra fast and low latency asynchronous socket server & client C# .NET Core library with support TCP, SSL, UDP, HTTP, HTTPS, WebSocket protocols and 10K connections problem solution
- low-latency
- performance
- async
- tcp-server
- tcp-client
- udp-server
- +11 more
+44 stars
from 3,087 · score 3.81
39.jimmyps / blazor-shadcn-ui
A collection of over 140+ accessible, headless primitives and beautifully-designed components for Blazor built with shadcn/ui design principles.
- accessibility
- aspnetcore
- blazor
- component-library
- components
- csharp
- +9 more
+44 stars
from 21 · score 3.81
+43 stars
from 9,772 · score 3.78
41.CarterCommunity / Carter
Carter is framework that is a thin layer of extension methods and functionality over ASP.NET Core allowing code to be more explicit and most importantly more enjoyable.
- nancy
- asp-net-core
- csharp
- asp-net
- mit-license
- dotnet-core
- +1 more
+40 stars
from 2,418 · score 3.71
42.Azure / durabletask
Durable Task Framework allows users to write long running persistent workflows in C# using the async/await capabilities.
+40 stars
from 1,704 · score 3.71
+39 stars
from 4,449 · score 3.69
44.kerryjiang / SuperSocket
SuperSocket is a high-performance, extensible socket server application framework for .NET. It provides a robust architecture for building custom network communication applications with support for multiple protocols including TCP, UDP, and WebSocket.
+37 stars
from 4,203 · score 3.64
45.Wissance / WebApiToolkit
WebApi toolset that allows you to make CRUD REST APIs with one line of code and to create gRPC and SignalR from reusable components too
- library
- web-application
- webapi
- webapi-core
- rest-api
- rest-api-template
- +10 more
+37 stars
from 97 · score 3.64
46.sta / websocket-sharp
A C# implementation of the WebSocket protocol client and server
+36 stars
from 6,044 · score 3.61
47.dotnet / aspnet-api-versioning
Provides a set of libraries which add service API versioning to ASP.NET Core Minimal APIs, Controllers, gRPC, OData, and Web API (Classic).
- aspnet
- aspnetcore
- versioning
- versioning-semantics
- odata
- webapi
+34 stars
from 3,173 · score 3.56
48.jamesmh / coravel
Near-zero config .NET library that makes advanced application features like Task Scheduling, Caching, Queuing, Event Broadcasting, and more a breeze!
- dotnetcore
- background-jobs
- queue
- mailing
- hacktoberfest
- dotnet
- +4 more
+31 stars
from 4,257 · score 3.47
49.dotnetcore / AgileConfig
Translated.NET Core lightweight configuration server
- agileconfig
- websocket
- dotnet-core
- configuration-server
- configuration-management
- configuration-center
- +2 more
+31 stars
from 1,597 · score 3.47
50.jstedfast / MimeKit
A .NET MIME creation and parser library with support for S/MIME, PGP, DKIM, TNEF and Unix mbox spools.
+30 stars
from 1,980 · score 3.43
51.tmenier / Flurl
Fluent URL builder and testable HTTP client for .NET
- http
- url-builder
- c-sharp
- rest-client
- dotnet
+29 stars
from 4,378 · score 3.40
52.harrison314 / BouncyHsm
Bouncy Hsm is a software simulator of HSM and smartcard simulator with HTML UI, REST API and PKCS#11 interface.
- blazor
- blazor-webassembly
- bouncycastle
- cryptography
- csharp
- hsm
- +2 more
+29 stars
from 176 · score 3.40
53.lukencode / FluentEmail
All in one email sender for .NET. Supports popular senders (SendGrid, MailGun, etc) and Razor templates.
- c-sharp
- dotnet
- dotnetcore
- sendgrid
- mailgun
- +1 more
+28 stars
from 3,190 · score 3.37
54.ActualLab / Fusion
Build real-time Blazor and MAUI apps while writing just 0.1% of the usual real-time update code. Handle 10× more API requests with the ActualLab.Rpc protocol—or 1000× more with Fusion’s transparent and perfectly coherent caching.
+28 stars
from 152 · score 3.37
55.ServiceStack / ServiceStack
Thoughtfully architected, obscenely fast, thoroughly enjoyable web services for all
- net-framework
- webservices
- framework
- c-sharp
- netcore
- json
- +6 more
+27 stars
from 5,474 · score 3.33
56.graphql-dotnet / graphql-dotnet
GraphQL for .NET
+26 stars
from 5,959 · score 3.30
57.aelassas / wexflow
Workflow Automation Engine
- workflow-engine
- workflow
- cross-platform
- automation
- wexflow
- csharp
- +3 more
+25 stars
from 819 · score 3.26
58.FoundatioFx / Foundatio
Pluggable foundation blocks for building distributed apps.
+23 stars
from 2,081 · score 3.18
59.RicoSuter / NJsonSchema
JSON Schema reader, generator and validator for .NET
+23 stars
from 1,564 · score 3.18
60.NikolayIT / ASP.NET-Core-Template
A ready-to-use, layered ASP.NET Core 10 MVC solution template with Identity, EF Core, the repository pattern, Mapster mappings, dependency injection, tests and StyleCop warnings fixed.
- aspnet-core
- aspnetcore
- asp-net-core
- template
- aspnetcoretemplate
+23 stars
from 1,171 · score 3.18
61.FirelyTeam / firely-net-sdk
The official Firely .NET SDK for HL7 FHIR
- fhir
- dotnet-core
- dotnet
- parsing
- serialization
- validation
- +8 more
+23 stars
from 918 · score 3.18
62.notifo-io / notifo
Multi channel notification service for collaboration tools, e-commerce, news service and more.
+22 stars
from 861 · score 3.14
63.fluentscheduler / FluentScheduler
Automated job scheduler with fluent interface for the .NET platform.
- fluent
- scheduler
+20 stars
from 2,748 · score 3.04
64.eventflow / EventFlow
Async/await first CQRS+ES and DDD framework for .NET
- eventsourcing
- cqrs
- dotnet
- async-await
- eventstore
- events
- +13 more
+20 stars
from 2,548 · score 3.04
+20 stars
from 2,424 · score 3.04
66.Dotnet-Boxed / Templates
.NET project templates with batteries included, providing the minimum amount of code required to get you going faster.
- c-sharp
- asp-net
- asp-net-core
- dotnet
- dotnet-core
- dotnet-new
- +8 more
+18 stars
from 3,466 · score 2.94
+18 stars
from 1,411 · score 2.94
68.microsoft / FeatureManagement-Dotnet
Microsoft.FeatureManagement provides standardized APIs for enabling feature flags within applications. Utilize this library to secure a consistent experience when developing applications that use patterns such as beta access, rollout, dark deployments, and more.
+18 stars
from 1,166 · score 2.94
69.optimajet / WorkflowEngine.NET
Workflow Engine by Optimajet, the embeddable workflow engine for .NET and C#. Approvals, state machines and long-running processes with a visual Workflow Designer, BPMN import and six databases.
- approval-workflow
- aspnet-core
- bpmn
- business-process-automation
- dotnet
- durable-execution
- +14 more
+18 stars
from 978 · score 2.94
70.Particular / NServiceBus
The gold standard for async .NET microservices on Azure, AWS and on-prem
- nservicebus
- c-sharp
- distributed-systems
- messaging
+15 stars
from 2,154 · score 2.77
71.dotnetcore / WebApiClient
A REST API library with better functionality, performance, and scalability than refit
- webapi
- retrofit
- client
- restful
- httpclient
- webclient
- +8 more
+14 stars
from 2,122 · score 2.71
72.formcms / formcms
AI Agent: Open-source headless CMS built with ASP.NET Core (C#) and React, featuring REST APIs, GraphQL, and a GrapesJS page designer.
- headless-cms
- asp-net-core
- cms
- csharp
- react
- entity-framework-core
- +7 more
+14 stars
from 255 · score 2.71
73.MarimerLLC / csla
A home for your business logic in any .NET application.
+13 stars
from 1,335 · score 2.64
74.natemcmaster / dotnet-serve
Simple command-line HTTPS server for the .NET Core CLI
- dotnet
- dotnet-core
- command-line-tool
- webserver
+12 stars
from 867 · score 2.56
+12 stars
from 451 · score 2.56
76.microsurging / surging
Surging is a micro-service engine that provides a lightweight, high-performance, modular RPC request pipeline. support Event-based Asynchronous Pattern and reactive programming.
- microservices
- apigateway
- surging
- rabbitmq
- messagepack
- protobuffer
- +14 more
+11 stars
from 3,252 · score 2.48
77.domaindrivendev / Swashbuckle.WebApi
Seamlessly adds a swagger to WebApi projects!
+10 stars
from 3,054 · score 2.40
+10 stars
from 1,605 · score 2.40
79.unosquare / embedioArchived
A tiny, cross-platform, module based web server for .NET
- mono
- webserver
- websocket
- dotnet
- dotnetcore
- websockets
- +13 more
+10 stars
from 1,568 · score 2.40
80.LayTec-AG / Plotly.Blazor
This library packages the well-known charting library plotly.js into a razor component that can be used in a Blazor project.
- blazor
- plotly
- charting-library
- data-visualization
- webgl
- charts
- +14 more
+10 stars
from 421 · score 2.40
81.RehanSaeed / Schema.NET
Schema.org objects turned into strongly typed C# POCO classes for use in .NET. All classes can be serialized into JSON/JSON-LD and XML, typically used to represent structured data in the head section of html page.
- schema
- schema-org
- dotnet
- c-sharp
- dotnet-core
- poco
- +4 more
+9 stars
from 681 · score 2.30
82.stefanprodan / AspNetCoreRateLimit
ASP.NET Core rate limiting middleware
- rate-limiting
- asp-net-core
- middleware
+8 stars
from 3,158 · score 2.20
83.riganti / dotvvm
Open source MVVM framework for Web Apps
- c-sharp
- framework
- mvvm
- aspnet
- aspnetcore
- owin
- +3 more
+8 stars
from 800 · score 2.20
84.Adyen / adyen-dotnet-api-library
Adyen API Library for .NET
- adyen
- payments
- api-client
- api-library
- payment
- payment-gateway
- +4 more
+8 stars
from 120 · score 2.20
85.neuecc / Utf8JsonArchived
Definitely Fastest and Zero Allocation JSON Serializer for C#(NET, .NET Core, Unity, Xamarin).
+7 stars
from 2,373 · score 2.08
86.canton7 / RestEase
Easy-to-use typesafe REST API client library for .NET Standard 1.1 and .NET Framework 4.5 and higher, which is simple and customisable. Inspired by Refit
+7 stars
from 1,106 · score 2.08
87.ttu / dotnet-fake-json-server
Fake JSON Server is a Fake REST API that can be used as a Back End for prototyping or as a template for a CRUD Back End.
- csharp
- webapi
- dotnet-core
- dynamic
- json
- fake-data
- +3 more
+7 stars
from 402 · score 2.08
88.neuecc / ZeroFormatterArchived
Infinitely Fast Deserializer for .NET, .NET Core and Unity.
- c-sharp
- unity
- serializer
- binaryformat
+6 stars
from 2,418 · score 1.95
89.jamescourtney / FlatSharp
Fast, idiomatic C# implementation of Flatbuffers
- serialization
- flatbuffers
- csharp
- deserialization
- serializer
- flatbuffer
- +4 more
+6 stars
from 567 · score 1.95
90.indice-co / EDI.Net
EDI Serializer/Deserializer. Supports EDIFact, X12 and TRADACOMS formats
- edi
- edifact
- x12
- serializer
- tradacoms
+6 stars
from 486 · score 1.95
91.charlessolar / Aggregates.NET
.NET event sourced domain driven design model via NServiceBus and GetEventStore
- eventstore
- nservicebus
- ddd
- eventsourcing
- microservices
- cqrs
+6 stars
from 441 · score 1.95
92.ThomasBleijendaal / RapidCMS
RapidCMS is a Blazor framework which allows you to build a responsive and flexible CMS purely from code. It provides a basic set of editors and controls, and is fully customisable.
- blazor
- cms
- asp-net-core
- code-first
- server-side
- webassembly
+6 stars
from 362 · score 1.95
93.GaProgMan / OwaspHeaders.Core
Inject OWASP recommended HTTP Headers for increased security in a single line
- aspnetcore
- middleware
- owasp
- security
- nuget
- http-header
- +1 more
+6 stars
from 309 · score 1.95
94.gigya / microdotArchived
Microdot: An open source .NET microservices framework
- microservice
- orleans
- distributed-systems
- configuration
- service-discovery
+5 stars
from 1,531 · score 1.79
95.Dotnet-Boxed / Framework
.NET Core Extensions and Helper NuGet packages.
- asp-net-core
- nuget
- asp-net
- dotnet
- dotnet-core
- taghelpers
- +6 more
+5 stars
from 719 · score 1.79
96.AntonioFalcaoJr / EventualShop
A state-of-the-art distributed system using Reactive DDD as uncertainty modeling, Event Storming as subdomain decomposition, Event Sourcing as an eventual persistence mechanism, CQRS, Async Projections, Microservices for individual deployable units, Event-driven Architecture for efficient integration, and Clean Architecture as domain-centric design
- cqrs
- ddd
- clean-architecture
- event-sourcing
- event-driven
- eda
- +14 more
+5 stars
from 419 · score 1.79
97.byme8 / ZeroQL
C# GraphQL client with Linq-like syntax
- client
- csharp
- dotnet
- graphql
- csharp-sourcegenerator
+5 stars
from 318 · score 1.79
98.hlaueriksson / GEmojiSharp
:octocat: GitHub Emoji for C#, dotnet and beyond
+5 stars
from 154 · score 1.79
99.Redth / PushSharp
A server-side library for sending Push Notifications to iOS (iPhone/iPad APNS), Android (C2DM and GCM - Google Cloud Message), Windows Phone, Windows 8, Amazon, Blackberry, and (soon) FirefoxOS devices!
+4 stars
from 4,366 · score 1.61
100.jitbit / AspNetSaml
Very simple SAML 2.0 consumer module for ASP.NET/C#
- saml
- asp-net
- single-sign-on
- asp-net-mvc
- asp-net-core
- aspnetcore
- +4 more
+4 stars
from 414 · score 1.61